Reference no: EM13949766
1. The components of the exhaust gas of a spark-ignition engine using a fuel mixture represented as C8H17 have a dry molar analysis of 8.7% CO2, 8.9% CO, 0.3% O2, 3.7% H2, 0.3% CH4, and 78.1% N2. Determine the equivalence ratio.
2. The combustion of a hydrocarbon fuel, represented as CaHb, results in products with the dry molar analysis 11% CO2, 0.5% CO, 2% CH4, 1.5% H2, 6% O2, and 79% N2. Determine the air-fuel ratio on (a) a molar basis, (b) a mass basis.
3. Decane (C10H22) burns completely in dry air. The air- fuel ratio on a mass basis is 33. Determine the
(a) analysis of the products on a dry molar basis.
(b) percent of theoretical air.
Kinetic and potential energy
: Liquid octane (C8H18) at 778F, 1 atm enters a combustion chamber operating at steady state and burns completely with 50% excess dry air entering at 1208F, 1 atm. The products exit at 10608F, 1 atm. Determine the rate of heat transfer between the c..
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Determine the equivalence ratio
: The components of the exhaust gas of a spark-ignition engine using a fuel mixture represented as C8H17 have a dry molar analysis of 8.7% CO2, 8.9% CO, 0.3% O2, 3.7% H2, 0.3% CH4, and 78.1% N2. Determine the equivalence ratio.
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